1 /* 2 * Copyright (C) 2014 BlueKitchen GmbH 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the copyright holders nor the names of 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 4. Any redistribution, use, or modification is done solely for 17 * personal benefit and not for any commercial purpose or for 18 * monetary gain. 19 * 20 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BLUEKITCHEN 24 * GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 27 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 30 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * Please inquire about commercial licensing options at 34 * [email protected] 35 * 36 */ 37 38 /** 39 * @title AD Data Parser 40 * 41 * AD Data (Advertisements and EIR) Parser 42 */ 43 44 #ifndef AD_PARSER_H 45 #define AD_PARSER_H 46 47 #include "btstack_config.h" 48 #include "btstack_bool.h" 49 50 #include <stdint.h> 51 52 #if defined __cplusplus 53 extern "C" { 54 #endif 55 56 /* API_START */ 57 58 typedef struct ad_context { 59 const uint8_t * data; 60 uint8_t offset; 61 uint8_t length; 62 } ad_context_t; 63 64 // Advertising or Scan Response data iterator 65 void ad_iterator_init(ad_context_t *context, uint8_t ad_len, const uint8_t * ad_data); 66 bool ad_iterator_has_more(const ad_context_t * context); 67 void ad_iterator_next(ad_context_t * context); 68 69 // Access functions 70 uint8_t ad_iterator_get_data_type(const ad_context_t * context); 71 uint8_t ad_iterator_get_data_len(const ad_context_t * context); 72 const uint8_t * ad_iterator_get_data(const ad_context_t * context); 73 74 // convenience function on complete advertisements 75 bool ad_data_contains_uuid16(uint8_t ad_len, const uint8_t * ad_data, uint16_t uuid16); 76 bool ad_data_contains_uuid128(uint8_t ad_len, const uint8_t * ad_data, const uint8_t * uuid128); 77 78 /* API_END */ 79 80 #if defined __cplusplus 81 } 82 #endif 83 #endif // AD_PARSER_H 84